High severityNVD Advisory· Published Oct 20, 2021· Updated Aug 4, 2024
CVE-2021-42771
CVE-2021-42771
Description
Babel.Locale in Babel before 2.9.1 allows attackers to load arbitrary locale .dat files (containing serialized Python objects) via directory traversal, leading to code execution.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
babelPyPI | < 2.9.1 | 2.9.1 |
Affected products
122- Babel/Localedescription
- ghsa-coords121 versionspkg:pypi/babelpkg:rpm/almalinux/babelpkg:rpm/almalinux/python2-attrspkg:rpm/almalinux/python2-babelpkg:rpm/almalinux/python2-backportspkg:rpm/almalinux/python2-backports-ssl_match_hostnamepkg:rpm/almalinux/python2-bsonpkg:rpm/almalinux/python2-chardetpkg:rpm/almalinux/python2-coveragepkg:rpm/almalinux/python2-Cythonpkg:rpm/almalinux/python2-dnspkg:rpm/almalinux/python2-docspkg:rpm/almalinux/python2-docs-infopkg:rpm/almalinux/python2-docutilspkg:rpm/almalinux/python2-funcsigspkg:rpm/almalinux/python2-idnapkg:rpm/almalinux/python2-ipaddresspkg:rpm/almalinux/python2-jinja2pkg:rpm/almalinux/python2-markupsafepkg:rpm/almalinux/python2-mockpkg:rpm/almalinux/python2-nosepkg:rpm/almalinux/python2-numpypkg:rpm/almalinux/python2-numpy-docpkg:rpm/almalinux/python2-numpy-f2pypkg:rpm/almalinux/python2-pluggypkg:rpm/almalinux/python2-psycopg2pkg:rpm/almalinux/python2-psycopg2-debugpkg:rpm/almalinux/python2-psycopg2-testspkg:rpm/almalinux/python2-pypkg:rpm/almalinux/python2-pygmentspkg:rpm/almalinux/python2-pymongopkg:rpm/almalinux/python2-pymongo-gridfspkg:rpm/almalinux/python2-PyMySQLpkg:rpm/almalinux/python2-pysockspkg:rpm/almalinux/python2-pytestpkg:rpm/almalinux/python2-pytest-mockpkg:rpm/almalinux/python2-pytzpkg:rpm/almalinux/python2-pyyamlpkg:rpm/almalinux/python2-requestspkg:rpm/almalinux/python2-rpm-macrospkg:rpm/almalinux/python2-scipypkg:rpm/almalinux/python2-setuptoolspkg:rpm/almalinux/python2-setuptools_scmpkg:rpm/almalinux/python2-setuptools-wheelpkg:rpm/almalinux/python2-sixpkg:rpm/almalinux/python2-sqlalchemypkg:rpm/almalinux/python2-urllib3pkg:rpm/almalinux/python2-virtualenvpkg:rpm/almalinux/python2-wheelpkg:rpm/almalinux/python2-wheel-wheelpkg:rpm/almalinux/python38-asn1cryptopkg:rpm/almalinux/python38-atomicwritespkg:rpm/almalinux/python38-attrspkg:rpm/almalinux/python38-babelpkg:rpm/almalinux/python38-cffipkg:rpm/almalinux/python38-chardetpkg:rpm/almalinux/python38-cryptographypkg:rpm/almalinux/python38-Cythonpkg:rpm/almalinux/python38-idnapkg:rpm/almalinux/python38-jinja2pkg:rpm/almalinux/python38-markupsafepkg:rpm/almalinux/python38-mod_wsgipkg:rpm/almalinux/python38-more-itertoolspkg:rpm/almalinux/python38-numpypkg:rpm/almalinux/python38-numpy-docpkg:rpm/almalinux/python38-numpy-f2pypkg:rpm/almalinux/python38-packagingpkg:rpm/almalinux/python38-pluggypkg:rpm/almalinux/python38-plypkg:rpm/almalinux/python38-psutilpkg:rpm/almalinux/python38-psycopg2pkg:rpm/almalinux/python38-psycopg2-docpkg:rpm/almalinux/python38-psycopg2-testspkg:rpm/almalinux/python38-pypkg:rpm/almalinux/python38-pycparserpkg:rpm/almalinux/python38-PyMySQLpkg:rpm/almalinux/python38-pyparsingpkg:rpm/almalinux/python38-pysockspkg:rpm/almalinux/python38-pytestpkg:rpm/almalinux/python38-pytzpkg:rpm/almalinux/python38-pyyamlpkg:rpm/almalinux/python38-requestspkg:rpm/almalinux/python38-scipypkg:rpm/almalinux/python38-setuptoolspkg:rpm/almalinux/python38-setuptools-wheelpkg:rpm/almalinux/python38-sixpkg:rpm/almalinux/python38-urllib3pkg:rpm/almalinux/python38-wcwidthpkg:rpm/almalinux/python38-wheelpkg:rpm/almalinux/python38-wheel-wheelpkg:rpm/almalinux/python3-babelpkg:rpm/almalinux/python-nose-docspkg:rpm/almalinux/python-psycopg2-docpkg:rpm/almalinux/python-sqlalchemy-docpkg:rpm/opensuse/python-Babel&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/python-Babel&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/python-Babel&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/python-Babel-doc&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/python-Babel-doc&distro=openSUSE%20Leap%2015.3pkg:rpm/suse/python-Babel&distro=HPE%20Helion%20OpenStack%208pkg:rpm/suse/python-Babel&distro=SUSE%20Enterprise%20Storage%206pkg:rpm/suse/python-Babel&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOSpkg:rpm/suse/python-Babel&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSSpkg:rpm/suse/python-Babel&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOSpkg:rpm/suse/python-Babel&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSSpkg:rpm/suse/python-Babel&distro=SUSE%20Linux%20Enterprise%20Micro%205.0pkg:rpm/suse/python-Babel&distro=SUSE%20Linux%20Enterprise%20Micro%205.1pkg:rpm/suse/python-Babel&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP2pkg:rpm/suse/python-Babel&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3pkg:rpm/suse/python-Babel&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2012pkg:rpm/suse/python-Babel&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Python%202%2015%20SP2pkg:rpm/suse/python-Babel&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Python%202%2015%20SP3pkg:rpm/suse/python-Babel&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-BCLpkg:rpm/suse/python-Babel&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSSpkg:rpm/suse/python-Babel&distro=SUSE%20Linux%20Enterprise%20Server%2015-LTSSpkg:rpm/suse/python-Babel&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015pkg:rpm/suse/python-Babel&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1pkg:rpm/suse/python-Babel&distro=SUSE%20OpenStack%20Cloud%208pkg:rpm/suse/python-Babel&distro=SUSE%20OpenStack%20Cloud%209pkg:rpm/suse/python-Babel&distro=SUSE%20OpenStack%20Cloud%20Crowbar%208pkg:rpm/suse/python-Babel&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209
< 2.9.1+ 120 more
- (no CPE)range: < 2.9.1
- (no CPE)range: < 2.5.1-10.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 17.4.0-10.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 2.5.1-10.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 1.0-16.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 3.5.0.1-12.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 3.7.0-1.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 3.0.4-10.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 4.5.1-4.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 0.28.1-7.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 1.15.0-10.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 2.7.16-2.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 2.7.16-2.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 0.14-12.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 1.0.2-13.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 2.5-7.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 1.0.18-6.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 2.10-9.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 0.23-19.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 2.0.0-13.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 1.3.7-31.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 1:1.14.2-16.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 1:1.14.2-16.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 1:1.14.2-16.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 0.6.0-8.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 2.7.5-7.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 2.7.5-7.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 2.7.5-7.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 1.5.3-6.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 2.2.0-22.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 3.7.0-1.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 3.7.0-1.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 0.8.0-10.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 1.6.8-6.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 3.4.2-13.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 1.9.0-4.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 2017.2-12.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 3.12-16.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 2.20.0-3.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 3-38.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 1.0.0-21.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 39.0.1-13.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 1.15.7-6.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 39.0.1-13.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 1.11.0-6.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 1.3.2-2.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 1.24.2-3.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 15.1.0-21.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 1:0.31.1-3.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 1:0.31.1-3.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 1.2.0-3.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 1.3.0-8.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 19.3.0-3.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 2.7.0-11.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 1.13.2-3.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 3.0.4-19.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 2.8-3.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 0.29.14-4.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 2.8-6.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 2.10.3-5.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 1.1.1-6.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 4.6.8-3.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 7.2.0-5.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 1.17.3-6.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 1.17.3-6.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 1.17.3-6.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 19.2-3.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 0.13.0-3.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 3.11-10.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 5.6.4-4.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 2.8.4-4.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 2.8.4-4.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 2.8.4-4.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 1.8.0-8.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 2.19-3.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 0.10.1-1.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 2.4.5-3.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 1.7.1-4.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 4.6.6-3.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 2019.3-3.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 5.4.1-1.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 2.22.0-9.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 1.3.1-4.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 41.6.0-5.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 41.6.0-5.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 1.12.0-10.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 1.25.7-5.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 0.1.7-16.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 0.33.6-6.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 0.33.6-6.module_el8.6.0+2778+cd494b30
- (no CPE)range: < 2.5.1-7.el8
- (no CPE)range: < 1.3.7-31.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 2.7.5-7.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 1.3.2-2.module_el8.6.0+2781+fed64c13
- (no CPE)range: < 2.8.0-lp152.2.3.1
- (no CPE)range: < 2.8.0-3.3.1
- (no CPE)range: < 2.9.1-3.1
- (no CPE)range: < 2.8.0-lp152.2.3.1
- (no CPE)range: < 2.8.0-3.3.1
- (no CPE)range: < 2.3.4-4.3.1
- (no CPE)range: < 2.5.1-150000.3.3.1
- (no CPE)range: < 2.5.1-150000.3.3.1
- (no CPE)range: < 2.5.1-150000.3.3.1
- (no CPE)range: < 2.5.1-150000.3.3.1
- (no CPE)range: < 2.5.1-150000.3.3.1
- (no CPE)range: < 2.8.0-3.3.1
- (no CPE)range: < 2.8.0-3.3.1
- (no CPE)range: < 2.8.0-3.3.1
- (no CPE)range: < 2.8.0-3.3.1
- (no CPE)range: < 2.5.3-4.8.1
- (no CPE)range: < 2.8.0-3.3.1
- (no CPE)range: < 2.8.0-3.3.1
- (no CPE)range: < 2.5.1-150000.3.3.1
- (no CPE)range: < 2.5.1-150000.3.3.1
- (no CPE)range: < 2.5.1-150000.3.3.1
- (no CPE)range: < 2.5.1-150000.3.3.1
- (no CPE)range: < 2.5.1-150000.3.3.1
- (no CPE)range: < 2.3.4-4.3.1
- (no CPE)range: < 2.5.1-3.3.1
- (no CPE)range: < 2.3.4-4.3.1
- (no CPE)range: < 2.5.1-3.3.1
Patches
Vulnerability mechanics
References
9- github.com/advisories/GHSA-h4m5-qpfp-3mpvghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2021-42771ghsaADVISORY
- www.debian.org/security/2021/dsa-5018ghsavendor-advisoryx_refsource_DEBIANWEB
- github.com/pypa/advisory-database/tree/main/vulns/babel/PYSEC-2021-421.yamlghsaWEB
- github.com/python-babel/babel/commit/412015ef642bfcc0d8ba8f4d05cdbb6aac98d9b3ghsaWEB
- github.com/python-babel/babel/pull/782ghsax_refsource_MISCWEB
- lists.debian.org/debian-lts-announce/2021/10/msg00018.htmlghsamailing-listx_refsource_MLISTWEB
- lists.debian.org/debian-lts/2021/10/msg00040.htmlghsax_refsource_MISCWEB
- www.tenable.com/security/research/tra-2021-14ghsax_refsource_MISCWEB
News mentions
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